ASME VIII appendix A table A-2 による下表に基づいて、0.40 から 1.0 の間の値を入力します。これは、チューブの接続クラスが上記で指定されていない場合に必要です。
|
Type |
Joint |
Description |
Fr.(test) |
Fr.(no test) |
|
1 |
a |
Welded only, a ³ 1.4t |
1.00 |
.80 |
|
2 |
b |
Welded only t £ a < 1.4t |
.70 |
.55 |
|
3 |
b-1 |
Welded only a < t |
.70 |
.. |
|
4 |
c |
Brazed examined |
1.00 |
.80 |
|
5 |
d |
Brazed not fully examined |
0.50 |
.40 |
|
6 |
e |
Welded a ³ 1.4t, exp. |
1.00 |
.80 |
|
7 |
f |
Welded a < 1.4t, exp, 2 grooves |
.95 |
.75 |
|
8 |
g |
Welded a < 1.4t, exp, 1 grooves |
.85 |
.65 |
|
9 |
h |
Welded a < 1.4t, exp, 0 grooves |
.70 |
.50 |
|
10 |
i |
Expanded, enhanced with 2 or more grooves |
.90 |
.70 |
|
11 |
j |
Expanded, enhanced with single groove |
.80 |
.65 |
|
12 |
j |
Expanded, not enhanced (no grooves) |
.60 |
.50 |